/*
 * Copyright 2022 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package androidx.core.util

import kotlin.coroutines.Continuation
import kotlin.coroutines.CoroutineContext
import kotlin.coroutines.EmptyCoroutineContext

class TestContinuation<T> : Continuation<T> {
    var result: Result<T>? = null
        private set

    val hasResult: Boolean
        get() = result != null

    override val context: CoroutineContext
        get() = EmptyCoroutineContext

    override fun resumeWith(result: Result<T>) {
        if (this.result != null) error("continuation resumed more than once")
        this.result = result
    }
}
